Home / 145,166.19-200,351.36-88,610.43

Finding the Fourth Proportional to 145,166.19, 200,351.36 and 88,610.43

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Solution

The fourth proportional to 145,166.19, 200,351.36 and 88,610.43 is: 122,295.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,166.19 : 200,351.36 = 88,610.43 : x
  2. Step 2: Convert to fraction form
    145,166.19/200,351.36 = 88,610.43/x
  3. Step 3: Cross multiply
    145,166.19x = 200,351.36 × 88,610.43
  4. Step 4: Simplify right side
    145,166.19x = 17,753,219,717.63
  5. Step 5: Solve for x
    x = 17,753,219,717.63/145,166.19
  6. Step 6: Final answer
    x = 122,295.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.